Home / 52,065.48-78,097.52-12,622.94

Finding the Fourth Proportional to 52,065.48, 78,097.52 and 12,622.94

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Solution

The fourth proportional to 52,065.48, 78,097.52 and 12,622.94 is: 18,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.48 : 78,097.52 = 12,622.94 : x
  2. Step 2: Convert to fraction form
    52,065.48/78,097.52 = 12,622.94/x
  3. Step 3: Cross multiply
    52,065.48x = 78,097.52 × 12,622.94
  4. Step 4: Simplify right side
    52,065.48x = 985,819,855.51
  5. Step 5: Solve for x
    x = 985,819,855.51/52,065.48
  6. Step 6: Final answer
    x = 18,934.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.